This book contains the eleven essays by Huxley on evolution. Huxley was known as 'Darwin's Bulldog', so called because he was a great advocate of Darwin's evolution theory. He was also made famous as a result of his debate with Samuel Wilberforce in Oxford on 1860, a debate caused wider acceptance of the theory of evolution. This book comes complete with a preface by Huxley and some black and white drawings. The essays included are as follows: The Darwinian Hypothesis [1859] The Origin of Species [1860] Criticisms on "The Origin of Species" [1864] The Genealogy of Animals [1869] Mr. Darwin's Critics [1871] Evolution in Biology [1878] The Coming of Age of "The Origin of Species" [1880] Charles Darwin [1882] The Darwin Memorial [1885] Obituary [1888] Six Lectures to Working Men "On Our Knowledge of the Causes of the Phenomena of Organic Nature" [1863]